C++ ExecutorInfo类代码示例

// This test verifies that an unauthorized task launch is rejected.
TEST_F(MasterAuthorizationTest, UnauthorizedTask)
{
  // Setup ACLs so that no framework can launch as "foo".
  ACLs acls;
  mesos::ACL::RunTasks* acl = acls.add_run_tasks();
  acl->mutable_principals()->set_type(mesos::ACL::Entity::NONE);
  acl->mutable_users()->add_values("foo");

  master::Flags flags = CreateMasterFlags();
  flags.acls = acls;

  Try<PID<Master> > master = StartMaster(flags);
  ASSERT_SOME(master);

  // Create an unauthorized executor.
  ExecutorInfo executor; // Bug in gcc 4.1.*, must assign on next line.
  executor = CREATE_EXECUTOR_INFO("test-executor", "exit 1");
  executor.mutable_command()->set_user("foo");

  MockExecutor exec(executor.executor_id());

  Try<PID<Slave> > slave = StartSlave(&exec);
  ASSERT_SOME(slave);

  MockScheduler sched;
  MesosSchedulerDriver driver(
      &sched, DEFAULT_FRAMEWORK_INFO, master.get(), DEFAULT_CREDENTIAL);

  EXPECT_CALL(sched, registered(&driver, _, _))
    .Times(1);

  Future<vector<Offer> > offers;
  EXPECT_CALL(sched, resourceOffers(&driver, _))
    .WillOnce(FutureArg<1>(&offers))
    .WillRepeatedly(Return()); // Ignore subsequent offers.

  driver.start();

  AWAIT_READY(offers);
  EXPECT_NE(0u, offers.get().size());

  // Create an unauthorized task.
  TaskInfo task;
  task.set_name("test");
  task.mutable_task_id()->set_value("1");
  task.mutable_slave_id()->MergeFrom(offers.get()[0].slave_id());
  task.mutable_resources()->MergeFrom(offers.get()[0].resources());
  task.mutable_executor()->MergeFrom(executor);

  vector<TaskInfo> tasks;
  tasks.push_back(task);

  Future<TaskStatus> status;
  EXPECT_CALL(sched, statusUpdate(&driver, _))
    .WillOnce(FutureArg<1>(&status));

  driver.launchTasks(offers.get()[0].id(), tasks);

  AWAIT_READY(status);
  EXPECT_EQ(TASK_LOST, status.get().state());

  driver.stop();
  driver.join();

  Shutdown(); // Must shutdown before 'containerizer' gets deallocated.
}

int main(int argc, char** argv)
{
  if (argc != 3) {
    std::cerr << "Usage: " << argv[0]
              << " <master> <balloon limit in MB>" << std::endl;
    return -1;
  }

  // Verify the balloon limit.
  Try<size_t> limit = numify<size_t>(argv[2]);
  if (limit.isError()) {
    std::cerr << "Balloon limit is not a valid number" << std::endl;
    return -1;
  }

  if (limit.get() < EXECUTOR_MEMORY_MB) {
    std::cerr << "Please use a balloon limit bigger than "
              << EXECUTOR_MEMORY_MB << " MB" << std::endl;
  }

  // Find this executable's directory to locate executor.
  string uri;
  Option<string> value = os::getenv("MESOS_BUILD_DIR");
  if (value.isSome()) {
    uri = path::join(value.get(), "src", "balloon-executor");
  } else {
    uri = path::join(
        os::realpath(Path(argv[0]).dirname()).get(),
        "balloon-executor");
  }

  ExecutorInfo executor;
  executor.mutable_executor_id()->set_value("default");
  executor.mutable_command()->set_value(uri);
  executor.set_name("Balloon Executor");
  executor.set_source("balloon_test");

  Resource* mem = executor.add_resources();
  mem->set_name("mem");
  mem->set_type(Value::SCALAR);
  mem->mutable_scalar()->set_value(EXECUTOR_MEMORY_MB);

  BalloonScheduler scheduler(executor, limit.get());

  FrameworkInfo framework;
  framework.set_user(""); // Have Mesos fill in the current user.
  framework.set_name("Balloon Framework (C++)");

  value = os::getenv("MESOS_CHECKPOINT");
  if (value.isSome()) {
    framework.set_checkpoint(
        numify<bool>(value.get()).get());
  }

  MesosSchedulerDriver* driver;
  value = os::getenv("MESOS_AUTHENTICATE");
  if (value.isSome()) {
    cout << "Enabling authentication for the framework" << endl;

    value = os::getenv("DEFAULT_PRINCIPAL");
    if (value.isNone()) {
      EXIT(EXIT_FAILURE)
        << "Expecting authentication principal in the environment";
    }

    Credential credential;
    credential.set_principal(value.get());

    framework.set_principal(value.get());

    value = os::getenv("DEFAULT_SECRET");
    if (value.isNone()) {
      EXIT(EXIT_FAILURE)
        << "Expecting authentication secret in the environment";
    }

    credential.set_secret(value.get());

    driver = new MesosSchedulerDriver(
        &scheduler, framework, argv[1], credential);
  } else {
    framework.set_principal("balloon-framework-cpp");

    driver = new MesosSchedulerDriver(
        &scheduler, framework, argv[1]);
  }

  int status = driver->run() == DRIVER_STOPPED ? 0 : 1;

  // Ensure that the driver process terminates.
  driver->stop();

  delete driver;
  return status;
}